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Azure Infrastructure Simulator – Main orchestration engine.
"""
from typing import List, Optional, Dict, Any
from ..intents import (
InfrastructureIntent,
ProvisionResourceIntent,
)
from ..policies import (
Policy,
PolicyEvaluator,
CostThresholdPolicy,
)
from ..cost_estimator import CostEstimator
from ..risk_engine import RiskEngine
from ..healing_intent import (
HealingIntent,
RecommendedAction,
IntentSource,
)
from ..constants import MAX_POLICY_VIOLATIONS
class AzureInfrastructureSimulator:
def __init__(
self,
policy: Policy,
pricing_file: Optional[str] = None,
risk_factors: Optional[List] = None,
):
self._policy_evaluator = PolicyEvaluator(policy)
self._cost_estimator = CostEstimator(pricing_file)
self._risk_engine = RiskEngine(risk_factors if risk_factors else RiskEngine.DEFAULT_FACTORS)
def evaluate(self, intent: InfrastructureIntent) -> HealingIntent:
cost = None
if isinstance(intent, ProvisionResourceIntent):
cost = self._cost_estimator.estimate_monthly_cost(intent)
context = {"cost_estimate": cost} if cost is not None else {}
violations = self._policy_evaluator.evaluate(intent, context)
if len(violations) > MAX_POLICY_VIOLATIONS:
violations = violations[:MAX_POLICY_VIOLATIONS]
risk_score, explanation, contributions = self._risk_engine.calculate_risk(
intent, cost, violations
)
if risk_score > 0.8 or violations:
recommended_action = RecommendedAction.DENY
elif risk_score > 0.4:
recommended_action = RecommendedAction.ESCALATE
else:
recommended_action = RecommendedAction.APPROVE
justification_parts = [f"Risk score: {risk_score:.2f}."]
if cost is not None:
justification_parts.append(f"Estimated monthly cost: ${cost:.2f}.")
if violations:
justification_parts.append(f"Policy violations: {'; '.join(violations)}.")
justification_parts.append(explanation)
justification = " ".join(justification_parts)
intent_summary = f"{intent.intent_type} requested by {intent.requester}"
details = {
"cost_estimate": cost,
"violations": violations,
"risk_score": risk_score,
"factor_contributions": contributions,
}
healing_intent = HealingIntent(
intent_id=intent.intent_id,
intent_summary=intent_summary,
cost_projection=cost,
risk_score=risk_score,
policy_violations=violations,
recommended_action=recommended_action,
justification=justification,
confidence_score=0.9,
evaluation_details=details,
source=IntentSource.INFRASTRUCTURE_ANALYSIS,
)
return healing_intent.mark_as_oss_advisory() |